#!/bin/sh

# Archive ngetq/runget logfiles for the given month and year
#
# Written by Steven Mueller, January 10th, 2002
# Last Modified: January 10, 2002 01:16 Thursday

LOGDIR=~/.nget3/log
ARCHIVEDIR=$LOGDIR/archive

if [ $# -ne 2 ]; then
    echo "Usage: $0 year month"
    exit 1
fi

YEAR=$1
MONTH=$2

# Sanity check year and month
if [ $YEAR -lt 2000 ] || [ $YEAR -gt 2015 ]; then
    echo "Year $YEAR is out of range.  Edit $0 if you think it shouldn't be."
    exit 2
fi

case $MONTH in
    [1-9] ) MONTH=0$MONTH ;;
    0[1-9]|1[12] ) : ;;
    * ) echo "Month $MONTH is out of range.  Specify month as an integer in the range 1..12."
	exit 2
	;;
esac

YEARMONTH=${YEAR}${MONTH}
CURYM=`date +"%Y%m"`
if [ $YEARMONTH = $CURYM ]; then
    echo "It's currently still $CURYM; cowardly refusing to archive logfiles; aborting."
    exit 3
elif [ $YEARMONTH -gt $CURYM ]; then
    echo "Cowardly refusing to archive files from the future: $YEARMONTH.  It's still $CURYM.  Aborting."
    exit 3
fi


ARFILE=$ARCHIVEDIR/ngetq_logs$YEARMONTH.tar.bz2

# Check dirs
if [ ! -d $LOGDIR ]; then
    echo "Logdir $LOGDIR not found, aborting."
    exit 4
fi

if [ ! -d $ARCHIVEDIR ]; then
    echo "Archive dir $ARCHIVEDIR not found, aborting."
    exit 4
fi

if [ ! -w $ARCHIVEDIR ]; then
    echo "Archive dir $ARCHIVEDIR not writable, aborting."
    exit 4
fi

# Check if archive file already exists
if [ -e $ARFILE ]; then
    echo "Archive for $YEAR, month $MONTH already exists: $ARFILE"
    echo "Aborting."
    exit 16
fi

# check if there are logfiles to archive for this date range
cd $LOGDIR
FILES="*_${YEARMONTH}*.anthem ngetq_${YEARMONTH}*"
arfilecount=`ls $FILES 2>/dev/null | wc -w`
if [ $arfilecount -lt 1 ]; then
    echo "No files to archive, aborting..."
    exit 32
fi

echo "Archiving $arfilecount files matching $FILES"

set -e
#tar --remove-files -jcvf $ARFILE $FILES
tar -jcvf $ARFILE $FILES 
echo "Archived $arfilecount files to $ARFILE:"
ls -al $ARFILE